I am using rpm "RPM version 4.4.2.2" on FC8 X86_64, but it doesn't work with --root option.
> rpm --root=/home/cjia/workareas/rpm_root/fc8_root/ -Uvh setup-2.6.10-1.fc8.noarch.rpm
warning: setup-2.6.10-1.fc8.noarch.rpm: Header V3 DSA signature: NOKEY, key ID 4f2a6fd2
Preparing... ########################################### [100%]
1:setup ########################################### [100%]
error: unpacking of archive failed on file /etc/aliases;47d19ebe: cpio: open failed - Permission denied
Any comments?